5171305645 has 8 divisors (see below), whose sum is σ = 6769709280. Its totient is φ = 3760949520.

The previous prime is 5171305637. The next prime is 5171305669. The reversal of 5171305645 is 5465031715.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5171305645 - 2³ = 5171305637 is a prime.

It is a super-3 number, since 3×5171305645³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47011815 + ... + 47011924.

It is an arithmetic number, because the mean of its divisors is an integer number (846213660).

Almost surely, 2^5171305645 is an apocalyptic number.

5171305645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5171305645 is a deficient number, since it is larger than the sum of its proper divisors (1598403635).

5171305645 is a wasteful number, since it uses less digits than its factorization.

5171305645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94023755.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 5171305645 is about 71911.7907230796. The cubic root of 5171305645 is about 1729.2856423393.

The spelling of 5171305645 in words is "five billion, one hundred seventy-one million, three hundred five thousand, six hundred forty-five".